From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 28E5739CD0C; Sun, 13 Sep 2026 11:34:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789299265; cv=none; b=Xtjfod8tL/sO0vmpeyfakKQ7kbFEbTOO6pPvfeWXvAMoNGaSYKodaPjqcvZbcRH4xkAmEZIPo8n0sVCdIUFgsezqTw1woHO54BBCUX6E86OXQbP+iACQrqLZ8H+XBJBD1SNxfihc/dfod9LZGOo+/s3xvqVFuVaXIjTq1cMEr5o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789299265; c=relaxed/simple; bh=eqmYMNWXm2PS32PWATDXedLh2UIRpr7LtOC/6nDcHj4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=XAAiYVSvkJv1c1wgwLZ8fPL+WDaIdbVrmKg3C2nfo4Y2d821ChF5Cq8OYrqtqvpRFv7MdJfSBQ8mr0RKWyjwvu9yGhyPmi0O25gclD0xZSKfbMZMidRxcJp0nZnKSAL+Lf7dOZp08kpZzfTsmGNS460NDHomX8Pae6buFuwgaWU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aRVLq5JF; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="aRVLq5JF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8237E1F000FF; Sun, 13 Sep 2026 11:34:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789299263; bh=eqmYMNWXm2PS32PWATDXedLh2UIRpr7LtOC/6nDcHj4=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=aRVLq5JFfmgQKaElgN9hARd2PubXgi6NeRv/TslJWttkklDgADNXdjSt9xm2uuuY7 81s3CAWyI4DwWKC3npVWoo+KgwQvw/sGscw9tR8i8v+We5Z3vWgYjJaRzd45KXI24D Dvf7AXCH9Y8ZSObDY061Tbk7f+Y3xtY0AfQ385ilASDCaaWuyGHyr1qWOxbDVD5CQp pc1A8Ut9y2SgUWJYsBdtl+Ew6pK2SWyJ4QxomjdPpDsv6kAXBt6h2xNh1ayyzbJIHv 0BbaaqFN9QuGlkmsh3tMHpI0Vpa8lCUf8LLQHd4fj4ij52IVzjfSx6hJGLSYJjq44J SoMhGNHysk4qw== Received: by traversing.sirena.org.uk (Postfix, from userid 1000) id EF057E0EC90; Sun, 13 Sep 2026 12:34:20 +0100 (BST) Date: Sun, 13 Sep 2026 12:34:20 +0100 From: Mark Brown To: Myeonghun Pak Cc: Heiko Stuebner , linux-spi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Marek Szyprowski , Ijae Kim Subject: Re: [PATCH v2] spi: rockchip-sfc: skip DMA cleanup in PIO mode Message-ID: References: <20260912190056.42192-1-mhun512@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="BYqHUzUgRwUKZNts" Content-Disposition: inline In-Reply-To: <20260912190056.42192-1-mhun512@gmail.com> X-Cookie: Orders subject to approval. --BYqHUzUgRwUKZNts Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Sat, Sep 12, 2026 at 03:00:56PM -0400, Myeonghun Pak wrote: > With rockchip,sfc-no-dma, probe skips allocating and mapping the transfer > buffer. However, controller registration failure and driver removal still > call dma_unmap_single() for that nonexistent mapping. Please don't send new patches in reply to old patches or serieses, this makes it harder for both people and tools to understand what is going on - it can bury things in mailboxes and make it difficult to keep track of what current patches are, both for the new patches and the old ones. --BYqHUzUgRwUKZNts Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmqmijUACgkQJNaLcl1U h9CwIwf6A+Mv5erq9BOAGamYCRiq0f2YOtNdxCsprU4hUbNYwPzZgQCAmGAZhjr/ ORtTTFeMpKTizo2EekSAvp83S2VL9dxe1BhUaQoerKnG4MIqirlduo003OZ/gKtM 89/BUKPy6WqkW3A+nQ81bAglYptFyX8qo5FQzTb/cyyf+uzdxd5+xh5n98k0WS5s SNR89mnwLzTyi0pmvALL7VmFl806G0KpMKPnowxT7PbjK54tboXHqO2BtCJEYk31 9Obbw0U7ogp3P+iV8nlQ30ZrZfb+MRCip9C4g27hJxcj69T3a4GbXySG9rJw7qid YPCNkqKMNPhB6SoN6x0xYTwx4pg7cQ== =X0/3 -----END PGP SIGNATURE----- --BYqHUzUgRwUKZNts--